.app {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  padding: 6rem 1rem 1rem 1rem;
  background: $bg-color;
}
.card-enter, .card-appear {
  opacity: 0;
  transform: scale(.8);
}

.card-enter-active, .card-appear-active {
  opacity: 1;
  transform: scale(1);
  transition: opacity 300ms, transform 300ms;
}

.card-exit {
  opacity: 1;
}

.card-exit-active {
  opacity: 0;
  transform: scale(.8);
  transition: opacity 300ms, transform 300ms;
}